Onkyo TX-L55

TX-L55/LR552
IC BLOCK DIAGRAMS AND DESCRIPTIONS
CS494003(Audio Decoder DSP)
BLOCK DIAGRAM
Compressed
Digital
Interface
Digital
Audio
Input
PLL Clock
Manager
Frame
Shifter
Input
Buffer
RAM
Multi-Standard
Audio Decoder
Paraller or Serial
Host Interface
Shared Memory
Internal Bus
SAI0
SAI1
SAI2
SAI3
Serial
Audio
Interface
Programmable
32-Bit DSP
DSP
RAM
DSP
ROM
External Memory
Interface
Digital
Audio
Output
DAO 0
DA01
GPIO and I/O
Controller
Paraller or Serial
Host Interface
DSP C
DSP AB
FILT1
FILT2
CLKIN, XTALI
XTALO
CLKSEL
FDAT7
FD
A
T6
FD
AT5
F
D
AT4
FD
AT3
FD
AT2
FDAT1
FDAT0
FAO,
FSCC
LK
FA
1
, FSC
DIN
FH
S1
, FRD
, FR/W
FHS0, F
WR, FDS
FCS
FH
S
2, FSCD
IO, FSCDOUT
FIN
TREQ
FSCLKN1, STCCLK2
FLRCLKN1
FSDATAN1
CMPCLK, FSCLKN2
CMPDAT, FSDATAN2
FDB
CK
FD
BDA
PLLVDD
PLLVSS
RESET
TEST
MC
LK
SCLK0
SCLK1
LR
CLK0
LRCLK1
AUDATA0
AUDATA1
A
U
DATA2
AUDATA3, XMT958
A
AUDATA4,
G
PIO28
AUDATA5,
G
PIO29
AUDATA6, GPIO30
A
U
DATA7
, X
MT958
B
, GPIO31
DBCK
DBDA
SCLKN, GPIO22
LRCLKN, GPIO2
3
SDATAN0, GPIO24
SDATAN1, GPIO25
SDATAN2,
G
PIO26
SDATAN3, GPIO27
SCS
SCCLK
SCDIN
SCDOUT, SCDIO
INTR
EQ
HDATA7, GPIO7
H
DATA6, GPIO6
HDAT
A5, GPIO5
H
DATA4
, G
PIO4
HDATA3
, GPIO3
HDATA2, GPIO2
HDATA1, GPIO1
HDATA0, GPIO0
A0, GPIO13
A1, GPIO12
SD_ADDR8, EXTA8
SD_ADDR7, EXTA7
SD_ADDR6, EXTA6
SD_ADDR5, EXTA5
SD_ADDR4, EXTA4
SD_ADDR3 ,EXTA3
SD_ADDR2 ,EXTA
2
SD
_ADDR1 ,EXTA
1
SD_ADDR0, EXTA
0
SD_CLK_OUT
SD_CLK_IN
SD_DATA8, EXTA11
SD_DATA7, EXTD7
SD_DATA6, EXTD6
SD_DATA5, EXTD5
SD_DATA4, EXTD4
SD_DATA3, EXTD3
SD_DATA2, EXTD2
S
D
_D
ATA1,
EX
TD1
SD_DATA0, EXTD0
SD_ADDR10, EXTA10
SD_ADDR9, EXTA9
RD, R/W, GPIO11
WR, DS, GPIO10
CS, GPIO9
HINBSY, GPIO8
SD_DATA15, EXTA18
SD_DATA14, EXTA17
SD_DATA13, EXTA16
SD_DATA12, EXTA15
SD_DATA11, EXTA14
SD_DATA10, EXTA13
SD_DATA9, EXTA12
UHS2, CS_OUT, GPIO17
U
H
S0,
G
PIO18
U
HS1, GPIO1
9
GPIO2
0
GPIO21
VDD4
V
DD7
VDD1
VDD3
VSS4
V
SS7
VSS1
VSS3
VDD6
VDD2
VDD5
V
SS6
VSS2
VSS5
VDDSD1
VDDSD2
VDDSD3
SD_CLK_EN
SD_BA, EXTA19
SD_CS
SD_RAS
SD_CAS
SD_WE
SD_DQM1
SD_DQM0
NV_CS, GPIO14
NV_OE, GPIO1
5
NV_
WE, GPIO16
VDDSD4
VSSSD1
VSSSD2
VSSSD3
VSSSD4
NC1
NC2
NC3
NC4
NC5
CMPREQ, FLRCLKN2
1
5
10
1
5
20
2
5
3
0
40
45
50
55
60
65
70
7
5
80
8
5
90
9
5
100
1
05
115
110
120
125
130
135
140
144
3
5